Operations with Decimals
What is the result of 3.5+2.63
6.13
What is 1/2+ 1/4
3/4
What is the lowest common multiple of 2 and 3
6
If you multiply 3/5 by 2/3, what is the result
Simplify your answer
6/15 = 2/5
Change 3 1/4 into an improper Fraction
13/4
If you multiply 4.2 by 0.5, what is the product?
2.1
What is 3/4 - 1/2
1/4
What is a multiple ? Give an example
Multiples are what we say when we count up by a number
What is 4 divided by 2/3 in simplest form
12/2 = 6
What is 22/4 as a mixed number in simplest form
5 2/4 = 5 1/2
Subtract 7.8 from 12.5 . What do you get?
4.7
What is the sum of 2/12 and 4/8 ? Put your answer in simplest form
16/24 = 2/3
When adding 1/6 and 3/9 What is the lowest common multiple you could use as a common denominator ?
18
What is 1/4 Divided by 3
1/12
What is 2 4/5 + 3 1/10. Put your answer in simplest form
5 8/10= 5 4/5
What is 15.6÷3.9?
What do you need to do to both numbers if there is a decimal in the number your are dividing and dividing by?
4
What is the sum of 1/2+1/9
11/18
Find the greatest common factor of 18 and 24
6
Find the reciprocal of 3/4
4/3
Convert 18/4 to a mixed number and simplify
4 1/2
A recipe requires 2.4 cups of flour. If you want to make half the recipe, how much flour do you need
Think half of 2.4
1.2
A pizza is cut into 8 slices. If you eat 3/8 of the pizza, how many slices are left
5
Define lowest common multiple and greatest common factor
Lowest common multiple is the lowest number both numbers go into
Greatest common factor is the biggest number that makes up both numbers
Find the quotient of 2 5/8 divided by 2 1/4 . Put your answer in simplest form
84/72 = 1 1/6
What is an improper fraction?
an improper fraction is when the numerator is bigger then the denominator meaning it has whole numbers mixed in to the fractional amount